/*
自己选择的路 ,跪着也要走完。朋友们 , 虽然这个世界日益浮躁起来,只
要能够为了当时纯粹的梦想和感动坚持努力下去 , 不管其它人怎么样,我
们也能够保持自己的本色走下去。
To the world , you will be a person , but to a person , you
will be the world .                               ——AKPower
*/
#include <iostream>
#include <cmath>
#include <algorithm>
#include <cstring>
#include <vector>
#include <map>
#include <queue>
#include <cstdio>
#include <string>
#include <stack>
#include <set>
#define IOS ios::sync_with_stdio(false), cin.tie(0)
using namespace std;
typedef long long ll;
ll t, q, k, n, m;

int main()
{
    IOS;
    ll t;
    cin >> t;
    while (t--)
    {
        cin >> q >> k;
        while (q--)
        {
            cin >> n >> m;
            if (k >= min(n - 1, m - 1))
            {
                if ((n + m) & 1)
                {
                    cout << "Alice" << endl;
                }
                else
                    cout << "Bob" << endl;
            }
            else
            {
                ll cnt = min(n - 1, m - 1) / k;
                if (cnt & 1)
                {
                    if ((n + m) % 2 == 0)
                    {
                        cout << "Alice" << endl;
                    }
                    else
                    {
                        cnt = min(n - 2, m - 2) / k;
                        if (cnt & 1)
                        {
                            cout << "Bob" << endl;
                        }
                        else
                            cout << "Alice" << endl;
                    }
                    // cout << "Bob" << endl;
                }
                else
                {
                    if ((n + m) & 1)
                    {
                        cnt = min(n - 2, m - 2) / k;
                        if (cnt & 1)
                        {
                            cout << "Bob" << endl;
                        }
                        else
                            cout << "Alice" << endl;
                        // cout << "Alice" << endl;
                    }
                    else
                        cout << "Bob" << endl;
                }
            }
        }
    }
    getchar();
    getchar();
    return 0;
}
